Question: Who is the facet of and located in the administrative territorial entity of Assassination of John F. Kennedy?
Paraphrase: Who was the mayor of Dallas at the time of John F. Kennedy's assassination?
SPARQL (Wikidata): SELECT ?ans_1 ?ans_2 WHERE { wd:Q193484 wdt:P1269 ?ans_1 . wd:Q193484 wdt:P131 ?ans_2 }